Results 151 to 160 of about 418,092 (185)

离焦量测试系统及测试方法

open access: yes, 2012
本发明涉及一种离焦量测试系统及测试方法,该离焦量测试系统包括光源、小口径缩束系统、大口径缩束系统、自准元件以及波前测试装置;小口径缩束系统包括分 光镜、准直物镜以及准直目镜;分光镜设置在光源的出射光路上;所述准直物镜设置在经分光镜透射后的透射光路上;大口径缩束系统以及自准元件依次设置在经分 光镜与准直物镜透射后的透射光路上;透射光依次经过大口径缩束系统以及自准元件后形成自准光;自准光依次经过大口径缩束系统、准直物镜以及分光镜后并由分 光镜反射至准直目镜;波前测试装置设置在经准直目镜透射后的透射光路上 ...
陈永权   +6 more
core  

[A review of deep learning methods for non-contact heart rate measurement based on facial videos]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Guan S, Lyu Y, Li Y, Xia C, Qi L, Xu L.
europepmc   +1 more source

Pupillometry reveals hyper-arousal in response to auditory stimuli in autistic children. [PDF]

open access: yesJ Zhejiang Univ Sci B
Song C   +7 more
europepmc   +1 more source

[Study on methods measuring mechanical properties of arterial wall by macroscopic indentation]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Cao Y   +9 more
europepmc   +1 more source

[Precise measurement of human heart rate based on multi-channel radar data fusion]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Guo H, Cao H, Yang K, Zhang Z.
europepmc   +1 more source

《黄河流域水生态专题》卷首语

open access: yes中国科学数据
李 学军
doaj   +1 more source

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